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The IS220PTURH1A is a Turbine Input/Output (I/O) Pack Module designed for integration within the Mark VIe distributed control system platform. It is primarily used for turbine control and monitoring, providing critical interface functionality for sensors and actuators that measure or influence turbine speed, temperature, and other dynamic parameters.
This module acts as an intelligent bridge between field instrumentation and the control network, converting electrical signals from turbine speed pickups or magnetic sensors into digital data that the controller can process. With dual Ethernet ports for redundant network connections, robust signal processing, and high-accuracy design, the IS220PTURH1A ensures precise real-time data acquisition necessary for safe and efficient turbine operation.
Because of its rugged design and modularity, the IS220PTURH1A is widely used in industrial power generation applications that demand continuous operation, high reliability, and advanced diagnostic capability.
| Parameter | Description |
|---|---|
| Module Type | Turbine I/O Pack (Speed/Protection Input Module) |
| Supply Voltage | Nominal 28 V DC (range 18–36 V DC) |
| Power Consumption | Approximately 10 W typical |
| Input Channels | 3 independent speed signal inputs (magnetic or active pickups) |
| Input Signal Range | ±25 V peak (differential sensing) |
| Frequency Range | 0–32 kHz (typical for turbine speed measurement) |
| Communication Ports | Dual Ethernet RJ-45 ports (10/100 Mbps) for network redundancy |
| Internal Processor | 32-bit high-performance microprocessor with embedded diagnostics |
| Mounting Type | Plug-in pack for Mark VIe I/O terminal boards (e.g., TRPG, TREG) |
| Operating Temperature | –30 °C to +65 °C |
| Humidity | 5 % to 95 % non-condensing |
| Storage Temperature | –40 °C to +85 °C |
| Dimensions | 165 mm × 100 mm × 35 mm |
| Weight | 0.68 kg |
| Cooling | Passive convection (fanless) |
| Protection Level | IP20 (when installed in cabinet) |
| Diagnostic Indicators | Front LEDs for power, status, and fault indication |
The IS220PTURH1A is used in a wide variety of industrial and energy sector applications, especially where accurate speed and turbine control are essential. Typical uses include:
Gas turbine speed sensing and control, converting speed pickup signals into digital data for the control processor.
Steam turbine monitoring, enabling reliable feedback of turbine shaft speed for overspeed protection and speed regulation.
Generator protection systems, providing speed signal input for synchronization, over-frequency detection, and trip logic.
Industrial compressors and pumps, where rotational speed feedback is required for optimal performance.
Retrofit and modernization projects, replacing legacy speed modules while maintaining full compatibility with Mark VIe architecture.
High signal accuracy and noise immunity: The IS220PTURH1A uses differential input design and digital filtering to ensure precise speed readings even in high-EMI environments.
Dual network redundancy: Equipped with two Ethernet ports, it supports redundant I/O networks to eliminate single points of failure.
Compact and lightweight: Measuring only 165 × 100 × 35 mm and weighing just 0.68 kg, it is easy to install in dense control racks.
Rugged construction for harsh environments: Designed to operate in industrial temperatures ranging from –30 °C to +65 °C.
Seamless integration with Mark VIe systems: Fully compatible with turbine terminal boards such as TREG, TRPG, and TREA, ensuring system-wide consistency.
Diagnostic intelligence: Built-in self-tests and LED indicators provide clear status visibility for maintenance and troubleshooting.
Maintenance-free operation: The passive cooling design (fanless) reduces wear and improves long-term reliability.
Brand: GE Fanuc
Series: Mark VIe I/O Pack Series (IS220 family)
Product Type: Turbine Speed and Protection Input Module
The IS220PTURH1A is part of the IS220 series of plug-in I/O packs that belong to the Mark VIe distributed control system family. The IS220 series includes specialized modules for analog, discrete, serial, servo, and protection functions, enabling flexible and scalable control solutions for complex industrial automation environments.
| Model | Function Description | Key Parameters (Size / Weight) |
|---|---|---|
| IS220PAICH2A | Analog Input/Output Pack – high-density analog I/O for process monitoring. | 170 mm × 100 mm × 35 mm ; 0.72 kg |
| IS220PPDAH1A | Power Distribution Pack – manages DC power to terminal boards. | 170 mm × 110 mm × 30 mm ; 0.65 kg |
| IS220PSVOH1A | Servo Valve Output Pack – controls electro-hydraulic servo valves. | 224 mm × 89 mm × 100 mm ; 0.45 kg |
| IS220PSCAH1A | Serial Communication Pack – handles RS-232/422/485 communication. | 292 mm × 130 mm × 27 mm ; 0.36 kg |
| IS220PPRFH1A | PROFIBUS Master Gateway Pack – integrates PROFIBUS field devices. | 263 mm × 58 mm × 28 mm ; 0.43 kg |
| Model | Function Description | Key Parameters (Size / Weight) |
|---|---|---|
| IS220UCSAH1A | Main Controller Pack – central CPU for Mark VIe systems. | 233 mm × 177 mm × 44.45 mm ; 2.27 kg |
| IS220PPROH1A | Protection Pack – turbine emergency trip I/O module. | 222 mm × 144 mm × 88 mm ; 2.5 kg |
| IS220PAOCH1B | Analog Output Pack – provides high-precision analog control outputs. | 150 mm × 100 mm × 50 mm ; 0.36 kg |
| IS220PCLAH1B | Power/Control Distribution Module – manages rack DC power and signals. | 227 mm × 175 mm × 88 mm ; 1.3 kg |
| IS220PAICH1A | Analog Input/Output Pack – earlier version of analog I/O module. | 150 mm × 100 mm × 50 mm ; 2.0 kg |
Q1: What is the primary function of the IS220PTURH1A?
A1: It serves as a turbine speed input module, capturing and processing signals from turbine speed pickups to provide precise rotational data to the control system.
Q2: How many speed input channels does it provide?
A2: The module includes three independent speed input channels that can process signals from magnetic or active speed pickups.
Q3: What is the typical power supply requirement?
A3: It operates at a nominal 28 V DC, within a range of 18 V DC to 36 V DC.
Q4: Can it operate in harsh environmental conditions?
A4: Yes, it operates reliably from –30 °C to +65 °C with humidity tolerance up to 95 % non-condensing.
Q5: What communication options are available?
A5: It has two 10/100 Mbps Ethernet ports for redundant communication within the Mark VIe I/O network.
Q6: How does it connect to turbine terminal boards?
A6: The module plugs directly into compatible terminal boards (such as TRPG or TREG) through a DC-37 style connector, simplifying installation and maintenance.
Q7: Does it support self-diagnostics?
A7: Yes, the module performs continuous internal diagnostics and provides visual LED status indicators for faults, power, and communication activity.
Q8: What are its dimensions and weight?
A8: The IS220PTURH1A measures approximately 165 mm × 100 mm × 35 mm and weighs about 0.68 kg.
Q9: Can it be used in redundant turbine protection systems?
A9: Absolutely—its dual network ports and compatibility with TMR architectures make it ideal for redundant safety and protection systems.
Q10: What makes this model different from a generic speed sensor module?
A10: Unlike standard speed interfaces, the IS220PTURH1A integrates advanced diagnostics, dual Ethernet communication, and system-level compatibility within Mark VIe control architectures, providing both precision and reliability.
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